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authorAurelien Aptel <aaptel@suse.com>2020-06-04 17:23:55 +0200
committerSteve French <stfrench@microsoft.com>2020-06-04 20:50:55 +0200
commit7c06514afd38ed7a4b83edfd39ab033c804b4cf3 (patch)
tree9bed20ebe6e9f8ebd700cf37e26ac009ade4a3a0 /fs/cifs/file.c
parentcifs: dump Security Type info in DebugData (diff)
downloadlinux-7c06514afd38ed7a4b83edfd39ab033c804b4cf3.tar.xz
linux-7c06514afd38ed7a4b83edfd39ab033c804b4cf3.zip
cifs: multichannel: always zero struct cifs_io_parms
SMB2_read/SMB2_write check and use cifs_io_parms->server, which might be uninitialized memory. This change makes all callers zero-initialize the struct. Signed-off-by: Aurelien Aptel <aaptel@suse.com> Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/cifs/file.c')
-rw-r--r--fs/cifs/file.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 226bfa5e9444..de130f3aa452 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -1853,7 +1853,7 @@ cifs_write(struct cifsFileInfo *open_file, __u32 pid, const char *write_data,
unsigned int xid;
struct dentry *dentry = open_file->dentry;
struct cifsInodeInfo *cifsi = CIFS_I(d_inode(dentry));
- struct cifs_io_parms io_parms;
+ struct cifs_io_parms io_parms = {0};
cifs_dbg(FYI, "write %zd bytes to offset %lld of %pd\n",
write_size, *offset, dentry);
@@ -4014,7 +4014,7 @@ cifs_read(struct file *file, char *read_data, size_t read_size, loff_t *offset)
unsigned int xid;
char *cur_offset;
struct cifsFileInfo *open_file;
- struct cifs_io_parms io_parms;
+ struct cifs_io_parms io_parms = {0};
int buf_type = CIFS_NO_BUFFER;
__u32 pid;